OLEDB was introduced primarily to provide uniform data access to non-relational data as well as relational data.
之所以要引入OLE DB，主要是为了给非关系型数据和关系型数据提供统一的数据访问。
2
The goal of OLEDB (as was the goal of ODBC before it) is to provide transparent access to a variety of relational and non-relational data sources.
OLE DB 的目标（就像它之前的 ODBC 的目标）是提供对各种关系和非关系数据源的透明的访问。
3
As previously mentioned, there are many other sources that have OLEDB drivers with most vendors providing OLEDB drivers for their respective data sources.